4 files changed, 21 insertions, 12 deletions

diff --git a/drivers/target/iscsi/cxgbit/cxgbit_cm.c b/drivers/target/iscsi/cxgbit/cxgbit_cm.c
index 22dd4c457d6a..c70caf4ea490 100644
--- a/drivers/target/iscsi/cxgbit/cxgbit_cm.c
+++ b/drivers/target/iscsi/cxgbit/cxgbit_cm.c
@@ -875,10 +875,12 @@ static u8 cxgbit_get_iscsi_dcb_priority(struct net_device *ndev, u16 local_port)
 		return 0;
 
 	if (caps & DCB_CAP_DCBX_VER_IEEE) {
-		iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_ANY;
-
+		iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_STREAM;
 		ret = dcb_ieee_getapp_mask(ndev, &iscsi_dcb_app);
-
+		if (!ret) {
+			iscsi_dcb_app.selector = IEEE_8021QAZ_APP_SEL_ANY;
+			ret = dcb_ieee_getapp_mask(ndev, &iscsi_dcb_app);
+		}
 	} else if (caps & DCB_CAP_DCBX_VER_CEE) {
 		iscsi_dcb_app.selector = DCB_APP_IDTYPE_PORTNUM;
 
diff --git a/drivers/target/iscsi/cxgbit/cxgbit_main.c b/drivers/target/iscsi/cxgbit/cxgbit_main.c
index 343b129c2cfa..e877b917c15f 100644
--- a/drivers/target/iscsi/cxgbit/cxgbit_main.c
+++ b/drivers/target/iscsi/cxgbit/cxgbit_main.c
@@ -589,7 +589,8 @@ static void cxgbit_dcb_workfn(struct work_struct *work)
 	iscsi_app = &dcb_work->dcb_app;
 
 	if (iscsi_app->dcbx & DCB_CAP_DCBX_VER_IEEE) {
-		if (iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_ANY)
+		if ((iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_STREAM) &&
+		    (iscsi_app->app.selector != IEEE_8021QAZ_APP_SEL_ANY))
 			goto out;
 
 		priority = iscsi_app->app.priority;
diff --git a/drivers/target/iscsi/cxgbit/cxgbit_target.c b/drivers/target/iscsi/cxgbit/cxgbit_target.c
index 24309d937d8c..fcdc4211e3c2 100644
--- a/drivers/target/iscsi/cxgbit/cxgbit_target.c
+++ b/drivers/target/iscsi/cxgbit/cxgbit_target.c
@@ -899,9 +899,9 @@ cxgbit_handle_immediate_data(struct iscsi_cmd *cmd, struct iscsi_scsi_req *hdr,
 		skb_frag_t *dfrag = &ssi->frags[pdu_cb->dfrag_idx];
 
 		sg_init_table(&ccmd->sg, 1);
-		sg_set_page(&ccmd->sg, dfrag->page.p, skb_frag_size(dfrag),
-			    dfrag->page_offset);
-		get_page(dfrag->page.p);
+		sg_set_page(&ccmd->sg, skb_frag_page(dfrag),
+				skb_frag_size(dfrag), skb_frag_off(dfrag));
+		get_page(skb_frag_page(dfrag));
 
 		cmd->se_cmd.t_data_sg = &ccmd->sg;
 		cmd->se_cmd.t_data_nents = 1;
@@ -1403,7 +1403,8 @@ static void cxgbit_lro_skb_dump(struct sk_buff *skb)
 			pdu_cb->ddigest, pdu_cb->frags);
 	for (i = 0; i < ssi->nr_frags; i++)
 		pr_info("skb 0x%p, frag %d, off %u, sz %u.\n",
-			skb, i, ssi->frags[i].page_offset, ssi->frags[i].size);
+			skb, i, skb_frag_off(&ssi->frags[i]),
+			skb_frag_size(&ssi->frags[i]));
 }
 
 static void cxgbit_lro_hskb_reset(struct cxgbit_sock *csk)
@@ -1447,7 +1448,7 @@ cxgbit_lro_skb_merge(struct cxgbit_sock *csk, struct sk_buff *skb, u8 pdu_idx)
 		hpdu_cb->frags++;
 		hpdu_cb->hfrag_idx = hfrag_idx;
 
-		len = hssi->frags[hfrag_idx].size;
+		len = skb_frag_size(&hssi->frags[hfrag_idx]);
 		hskb->len += len;
 		hskb->data_len += len;
 		hskb->truesize += len;
@@ -1467,7 +1468,7 @@ cxgbit_lro_skb_merge(struct cxgbit_sock *csk, struct sk_buff *skb, u8 pdu_idx)
 
 			get_page(skb_frag_page(&hssi->frags[dfrag_idx]));
 
-			len += hssi->frags[dfrag_idx].size;
+			len += skb_frag_size(&hssi->frags[dfrag_idx]);
 
 			hssi->nr_frags++;
 			hpdu_cb->frags++;
diff --git a/drivers/target/target_core_user.c b/drivers/target/target_core_user.c
index 68045cbca595..35be1be87d2a 100644
--- a/drivers/target/target_core_user.c
+++ b/drivers/target/target_core_user.c
@@ -1132,14 +1132,16 @@ static void tcmu_handle_completion(struct tcmu_cmd *cmd, struct tcmu_cmd_entry *
 	struct se_cmd *se_cmd = cmd->se_cmd;
 	struct tcmu_dev *udev = cmd->tcmu_dev;
 	bool read_len_valid = false;
-	uint32_t read_len = se_cmd->data_length;
+	uint32_t read_len;
 
 	/*
 	 * cmd has been completed already from timeout, just reclaim
 	 * data area space and free cmd
 	 */
-	if (test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags))
+	if (test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags)) {
+		WARN_ON_ONCE(se_cmd);
 		goto out;
+	}
 
 	list_del_init(&cmd->queue_entry);
 
@@ -1152,6 +1154,7 @@ static void tcmu_handle_completion(struct tcmu_cmd *cmd, struct tcmu_cmd_entry *
 		goto done;
 	}
 
+	read_len = se_cmd->data_length;
 	if (se_cmd->data_direction == DMA_FROM_DEVICE &&
 	    (entry->hdr.uflags & TCMU_UFLAG_READ_LEN) && entry->rsp.read_len) {
 		read_len_valid = true;
@@ -1307,6 +1310,7 @@ static int tcmu_check_expired_cmd(int id, void *p, void *data)
 		 */
 		scsi_status = SAM_STAT_CHECK_CONDITION;
 		list_del_init(&cmd->queue_entry);
+		cmd->se_cmd = NULL;
 	} else {
 		list_del_init(&cmd->queue_entry);
 		idr_remove(&udev->commands, id);
@@ -2042,6 +2046,7 @@ static void tcmu_reset_ring(struct tcmu_dev *udev, u8 err_level)
 
 		idr_remove(&udev->commands, i);
 		if (!test_bit(TCMU_CMD_BIT_EXPIRED, &cmd->flags)) {
+			WARN_ON(!cmd->se_cmd);
 			list_del_init(&cmd->queue_entry);
 			if (err_level == 1) {
 				/*